6530446 has 8 divisors (see below), whose sum is σ = 10549224. Its totient is φ = 3014040.

The previous prime is 6530443. The next prime is 6530473. The reversal of 6530446 is 6440356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 6⁴ + 5 + 3¹⁴ + 0 + 4⁵ + 4⁸ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6530443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125560 + ... + 125611.

It is an arithmetic number, because the mean of its divisors is an integer number (1318653).

Almost surely, 2^6530446 is an apocalyptic number.

6530446 is a deficient number, since it is larger than the sum of its proper divisors (4018778).

6530446 is a wasteful number, since it uses less digits than its factorization.

6530446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251186.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 6530446 is about 2555.4737329896. The cubic root of 6530446 is about 186.9164887767.

The spelling of 6530446 in words is "six million, five hundred thirty thousand, four hundred forty-six".